water supply energy conservation
water supply energy conservation
供水节能
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The former is the key to energy conservation, paper supply company Huanxiling to talk about the status of water planning and design of energy-saving experience.
前者是节能的关键，本文结合供水公司欢喜岭水厂现状谈谈规划设计与节能的体会。
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